Evaluation of LNG cryogenic energy utilization in seawater desalination on LNG fuelled ships

Meixi Liu, Dawei Wu

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

In the marine environment, the massive amount of LNG cryogenic energy is wasted during the re-gasifying process. Seawater desalination is one of the preferable applications for the LNG cryogenic energy recovery on board. Among all the desalination technologies, the atmospheric water generator (AWG) and single-stage conventional distillation (SCD) are selected to be applied on LNG fuelled ships. Therefore, in this study, LNG is considered as the cooling medium to condense the water vapour in the moist air due to its low temperature. The feasibility of the LNG integrated with AWG and SCD are investigated in Siemens LMS Imagine. Lab Amesim separately. The performance of the two models is compared with the conventional cooling medium systems. The efficiency and the LNG cryogenic energy consumption of the two proposed systems have been promoted at least 40% in the condensation process. © 2020: The Royal Institution of Naval Architects.
Original languageEnglish
Title of host publicationRINA, Royal Institution of Naval Architects - International Conference on LNG/LPG and Alternative Fuel Ships 2020, Papers
PublisherRoyal Institution of Naval Architects
Pages43-48
Number of pages6
ISBN (Print)9781911649021
Publication statusPublished - 30 Jan 2020
EventRINA, Royal Institution of Naval Architects - International Conference on LNG/LPG and Alternative Fuel Ships 2020 - London, United Kingdom
Duration: 29 Jan 202030 Jan 2020

Conference

ConferenceRINA, Royal Institution of Naval Architects - International Conference on LNG/LPG and Alternative Fuel Ships 2020
Country/TerritoryUnited Kingdom
CityLondon
Period29/01/2030/01/20

Bibliographical note

Publisher Copyright:
© 2020: The Royal Institution of Naval Architects.

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